Toyota Yaris: Sfi System / Check For Intermittent Problems

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Engine & Hybrid System / G16e-gts (engine Control) / Sfi System / Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS

HINT:

Inspect the vehicle ECM using check mode. Intermittent problems are easier to detect with the GTS when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfunctions than normal mode (default), which uses 2 trip detection logic.

Clear the DTCs.
Click here
Change the ECM from normal mode to check mode using the GTS.
Click here
Perform a simulation test.
Click here
Check and wiggle the harness(es), connector(s) and terminal(s).
Click here

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS NEXT 3...

Basic Inspection

CAUTION / NOTICE / HINT When a malfunction is not confirmed by the DTC check, troubleshooting should be carried out for all circuits considered to be possible causes of the problem...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: ECM/PCM Engine Off Timer Performance Signal Invalid (P261029)

DESCRIPTION The soak timer operates after the ignition switch is turned off. When a certain amount of time has elapsed after turning the ignition switch off, the soak timer activates the ECM to perform malfunction checks which can only be performed after the engine is stopped...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Utility

UTILITY Front Beam Axis Adjustment HINT: Front Beam Axis Adjustment is used to calibrate the beam axis of millimeter wave radar sensor assembly. (a) Perform Front Beam Axis Adjustment according to the display on the GTS. Body Electrical > Front Radar Sensor > Utility Tester Display Front Beam Axis Adjustment Front Beam Axis Misalignment Reading HINT: Front Beam Axis Misalignment Reading is used to check the amount of misalignment of the millimeter wave radar sensor assembly...